General

  • Target

    85ef2a29_ll6UJAJ1Lk

  • Size

    627KB

  • Sample

    210823-9hcwt9jxwj

  • MD5

    85ef2a29052e07e6624c274fe21a7854

  • SHA1

    ed206c8fcbf15ef2589bf24beb4774d35caea807

  • SHA256

    db7486e8c1dd51755a0706ac9bb389e0dac668d222c1ac443c6192e0cfe19b8e

  • SHA512

    939da4129696d2ab515042e6be9b457b85f7c2595e2247b5541133b80ad21b81b80734e5b9201ba1c83556c388ad32b59e08543e412c2476f91cd33eec1cec19

Malware Config

Extracted

Family

vidar

Version

40.1

Botnet

937

C2

https://eduarroma.tumblr.com/

Attributes
  • profile_id

    937

Extracted

Family

redline

Botnet

v1

C2

195.2.78.163:25450

Extracted

Family

redline

Botnet

dibild2

C2

135.148.139.222:1494

Extracted

Family

metasploit

Version

windows/single_exec

Extracted

Family

smokeloader

Version

2020

C2

http://aucmoney.com/upload/

http://thegymmum.com/upload/

http://atvcampingtrips.com/upload/

http://kuapakualaman.com/upload/

http://renatazarazua.com/upload/

http://nasufmutlu.com/upload/

rc4.i32
rc4.i32

Targets

    • Target

      85ef2a29_ll6UJAJ1Lk

    • Size

      627KB

    • MD5

      85ef2a29052e07e6624c274fe21a7854

    • SHA1

      ed206c8fcbf15ef2589bf24beb4774d35caea807

    • SHA256

      db7486e8c1dd51755a0706ac9bb389e0dac668d222c1ac443c6192e0cfe19b8e

    • SHA512

      939da4129696d2ab515042e6be9b457b85f7c2595e2247b5541133b80ad21b81b80734e5b9201ba1c83556c388ad32b59e08543e412c2476f91cd33eec1cec19

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba Payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Modifies Windows Defender Real-time Protection settings

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Vidar Stealer

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Command and Control

Web Service

1
T1102

Tasks